Process for preparing a modified zeolite

Details for Australian Patent Application No. 2003231669 (hide)

Owner PQ Holding, Inc.

Inventors Marcus, Bonita K; Hinchey, Richard J; Hertzenberg, Elliot P; Cormier, William E; Cooper, David A

Agent Freehills

Pub. Number AU-A-2003231669

Parent 37260

Filing date 7 August 2003

Wipo publication date 11 September 2003

International Classifications

C01B 039/02 Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites

Event Publications

21 August 2003 Complete Application Filed

11 September 2003 Application Open to Public Inspection

  Published as AU-A-2003231669

25 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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